<!DOCTYPE html>
<html lang="en">
    <link rel="stylesheet" href="./in">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div>首页登录</div>
    <p>喂喂喂</p>
    <div> gggg</div>
    <div class="box">首页结构</div>
</body>
</html>